dridex | f27b9d38840097ee3cd3bf4f9adefc4ecef7cdea7d3d14226cfafbef2e2aae0f

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 22:37

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General

Target

JaffaCakes118_f27b9d38840097ee3cd3bf4f9adefc4ecef7cdea7d3d14226cfafbef2e2aae0f.dll
Size

188KB
MD5

3625d13785cfd88721c4ac26afc837cf
SHA1

afaa70d15a9914b3bd212887697d0b44eff7120e
SHA256

f27b9d38840097ee3cd3bf4f9adefc4ecef7cdea7d3d14226cfafbef2e2aae0f
SHA512

e6693574c776baca3a40b57b34b99bf15c67a2a594eb7490a7a99282fb78fd7b2234ea3dc6bebe6cf2e91c612a0e3b0e521b5802c9f3811c34c362cb6c1e06cc
SSDEEP

3072:7teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:Tq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/800-1-0x00000000754A0000-0x00000000754D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2588	800	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 800 wrote to memory of 2588	800	rundll32.exe	31
PID 800 wrote to memory of 2588	800	rundll32.exe	31
PID 800 wrote to memory of 2588	800	rundll32.exe	31
PID 800 wrote to memory of 2588	800	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f27b9d38840097ee3cd3bf4f9adefc4ecef7cdea7d3d14226cfafbef2e2aae0f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f27b9d38840097ee3cd3bf4f9adefc4ecef7cdea7d3d14226cfafbef2e2aae0f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:800
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 800 -s 300
    3⤵
    - Program crash
    PID:2588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/800-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/800-1-0x00000000754A0000-0x00000000754D0000-memory.dmp

Filesize
192KB

Download
memory/800-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download